TM 5-3805-261-20
BRAKE TROUBLESHOOTING AND MAINTENANCE PROCEDURES.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
d.
SERVICE BRAKES DO NOT RELEASE CORRECTLY.
Step 1. Check the control valve for adjustment of screw on plunger.
If the screw is not adjusted correctly, piston will not travel in control valve. Contact Direct Support.
Step 2. Check the control valve.
If the control valve is worn, damaged or defective--contact Direct Support.
Step 3. Check the relay valves.
If the relay valves are worn, damaged or defective--contact Direct Support.
e.
CENTERSHIFT LOCK PIN NOT OPERATING CORRECTLY.
Step 1. Check the control valve.
If the control valve is worn, damaged or defective--contact Direct Support.
Step 2. Check the centershift pin.
If the centershift pin is damaged or defective--contact Direct Support.
f.
DIFFERENTIAL LOCK NOT RELEASING CORRECTLY.
Step 1. Check the control valve.
If the control valve is worn, damaged or defective--contact Direct Support.
Step 2. Check the differential lock valve.
If the lock valve is worn, damaged or defective--contact Direct Support.
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